CVE-2022-27781
7.5
HIGH
CVSS 3.1
EPSS 0.08%
Description
libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain.Due to an erroneous function, a malicious server could make libcurl built withNSS get stuck in a never-ending busy-loop when trying to retrieve thatinformation.
How to fix CVE-2022-27781
To remediate CVE-2022-27781, upgrade the affected package to a fixed version below.
- Alpine/curl—upgrade to 7.79.1-r2 or later
- —upgrade to 7.74.0-1.3+deb11u2 or later
Is CVE-2022-27781 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 7.79.1-r2
- from 0, < 7.74.0-1.3+deb11u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |